Inventor
Ronald C. Johansson
Inventor
Stillwater, MN, US
Overview
30→
Patents
1976–2021
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 30 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
Y10TTechnical subjects covered by former us classification11%
B01DSeparation9%
C09JAdhesives9%
A47GHousehold or table equipment7%
H01RElectrically-conductive connections7%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines5%
LOC085%
LOC235%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%
PatentTitleYear
10,905,269Travel clothes hanger20219,120,043'Filter sensor'20157,828,867'Filter retainer mechanism for a portable air treatment system'20107,713,339'Filter change indicator'20107,621,978'Filter timer'20097,594,960'Method and apparatus for monitoring the condition of a flexible filter'20097,121,155'Pressure indicating structure'20067,055,360'Method of applying a force to a work piece'20067,028,958'Stretch releasing adhesive article with shape retaining member'20066,811,126'Stretch releasing adhesive tape article with flexible cover'20046,786,376'Rolled sheet material dispenser with protected sheet cutting means'20046,722,501'Package assemblies with attachment strips'2004D0487845'Mountable storage basket'2004D0482555'Mountable shower basket'20036,641,910'Stretch releasing adhesive tape with segmented release liner'20036,641,096'Stretch releasing adhesive tape article with bundling strap'2003D0480585'Mountable soap dish'2003D0480245'Mountable toothbrush/razor holder'2003D0480292'Hook'20036,575,345'Rolled sheet material dispenser with safer sheet cutting means'20036,541,089'Stretch releasing adhesive tape with integral pull tab'2003D0468234'Bundling strap design'2003D0459647'Cord holding clip'2002D0459194'Cord holding clip'2002D0379160'Buckle'19975,394,870'Respirator blower unit housing with pommel-like strap support member comprising lower exterior support surface'19955,107,077'Waterproof electrical splice enclosure and splice, and method for waterproofing an electrical connection'19924,874,908'Wiring harness'19894,839,473'Waterproof electrical splice enclosure'19893,950,063'Connector for looped wire'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1997Patents assigned to MINNESOTA MINING & MFG (6)· patent assignee history
1976Based in Marie Saint Croix, MN, US· patent location history
1989–2021Based in Stillwater, MN, US· patent location history
1989–1992Based in St. Paul, MN, US· patent location history
2002–2015Patents assigned to 3M INNOVATIVE PROPERTIES CO (23)· patent assignee history
2015Patents assigned to BHARTI VIVEK (1)· patent assignee history
2015Patents assigned to JOHANSSON RONALD C (1)· patent assignee history
2021Patents assigned to JOHANSSON RONALD CARL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 23 | 2002–2015 |
| MINNESOTA MINING & MFG | 6 | 1976–1997 |
| BHARTI VIVEK | 1 | 2015 |
| JOHANSSON RONALD Cself | 1 | 2015 |
| JOHANSSON RONALD CARLself | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Stillwater, Minnesota, US | 27 | 1989–2021 |
| St. Paul, Minnesota, US | 2 | 1989–1992 |
| Marie Saint Croix, Minnesota, US | 1 | 1976 |